2153340242544 has 80 divisors (see below), whose sum is σ = 5857509956480. Its totient is φ = 679777401600.

The previous prime is 2153340242531. The next prime is 2153340242567. The reversal of 2153340242544 is 4452420433512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2381019 + ... + 3158469.

It is an arithmetic number, because the mean of its divisors is an integer number (73218874456).

Almost surely, 2^{2153340242544} is an apocalyptic number.

2153340242544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2153340242544 is an abundant number, since it is smaller than the sum of its proper divisors (3704169713936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2153340242544 is a wasteful number, since it uses less digits than its factorization.

2153340242544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780518 (or 780512 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 39.

The spelling of 2153340242544 in words is "two trillion, one hundred fifty-three billion, three hundred forty million, two hundred forty-two thousand, five hundred forty-four".